Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 79
Armstrong Dundee/Moderno mineral fiber acoustic panels
Dundee, Moderno
PTB reference data
Original description
Armstrong Dundee/Moderno mineral fiber acoustic panels
Material properties
Manufacturer: Armstrong Cork International GmbH
Thickness: 15 mm
Dimensions: 300 mm x 300 mm
Surface: three-layer styrene-acrylate-based coating, decorative screen printing
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.15
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.20 | 0.15 | 0.15 | 0.15 | 0.10 | 0.15 |
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Method (354): Measured